Mehdi Boutaounte

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Diabetic retinopathy, the most common diabetic eye disease, occurs when blood vessels in the retina change. Sometimes these vessels swell and leak fluid or even close off completely. In other cases, abnormal new blood vessels grow on the surface of the retina. Early detection can potentially reduce the risk of blindness. This paper presents an automated(More)
The document image converter is a necessity in our life for many reasons such as digitization of data in paper to secure them and gain time by automating this task, on the other hand preserving the environment by maintaining trees the first source of paper, for that this works based in a bi-cubic method for physical structure analyze and a graphs models(More)
In this article, a printed Tifinagh character recognition system is presented. It is composed of three main steps: pre-processing, features extraction and classification. In the pre-processing step, binarization, normalization and thinning are applied to enhance the quality of the image. In the feature extraction step, corners are extracted using Harris(More)
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